67results about "Headers" patented technology

The utility model discloses a vertical header clamping conveying chain tensioning device and a corn harvester, and relates to the technical field of agricultural machinery, the vertical header clamping conveying chain tensioning device comprises a tensioning seat and a tensioning support which are located at the two ends of a conveying chain, the tensioning seat is fixedly connected with a driving chain wheel of the conveying chain, and the tensioning support is fixedly connected with a driven chain wheel; a pull rod capable of axially moving is connected between the tensioning seat and the tensioning support, a tensioning pressure spring is sleeved outside the pull rod, one end of the tensioning pressure spring is fixedly connected with the tensioning seat, and the other end of the tensioning pressure spring acts on the tensioning support; the tensioning pressure spring is arranged between the tensioning seat and the tensioning support to be matched with the pull rod, and the tensioning support can be driven by elastic force of the tensioning pressure spring when the conveying chain is loosened, so that a driven chain wheel of the conveying chain is adjusted in a self-adaptive mode, the conveying chain is in a tensioning state, conveying failure is avoided, and the service life of the conveying chain is prolonged. And the stability of the header of the harvester in operation is effectively improved.

A stalk roll having twelve flutes extending radially from the main cylinder along the length of the main cylinder. Within the row unit opposing stalk rolls cooperate to engage and capture the corn stalk, thereafter, controlling and processing the corn stalk. The flutes may be configured with differing edges to facilitate control and movement of the stalk to the point of ear separation within the row unit. The flutes may be configured such that opposing compressive forces acting on the exterior of the stalk at approximately 180° of separation operate to implode the stalk while sharp edges on the flutes operate to cut the stalk into small segments which are deposited on the ground for decomposition.

An electrically driven agricultural harvesting platform (1) that replaces commonly known platforms that use mechanical power transmission. The use of an electric drive guarantees better efficiency during harvesting processes, which is carried out through an assembly of interconnected elements comprising: a generator (4), a control module (5) that drives and controls additional elements such as motors (8) and a platform sensor (6) that are connected by means of cables (7) that send logical and power information between the different elements.

This invention belongs to the field of agricultural machinery automation technology, specifically relating to a method based on RTK This invention relates to a real-time stubble height measurement method for wheeled harvesters. The method involves measuring the machine's pitch angle and altitude using a positioning and navigation system; measuring the header's altitude using a header positioning antenna mounted on the header; measuring the header's rotation angle relative to the machine body using an angle sensor installed in the grain conveying channel; and optimizing the header's ground clearance using a Kalman filter based on a mathematical model, based on the machine's pitch status. The stubble height is then output to the operation control system. The sensor technology is mature, highly accurate, and has a reliable installation structure, allowing direct measurement of the header's ground clearance (stubble height). Simultaneously, for harvesters with... GPS - RTK For autonomous harvesters with positioning and navigation systems, only the installation of a positioning antenna and an angle sensor at the header is needed to calculate the real-time stubble height of the agricultural machine and feed it back to the operation control system.

The utility model discloses a composite header for soybean harvesting, which relates to the technical field of soybean planting equipment and comprises a mounting frame, a caster component, a dividing component and a cutter component. The front end of the mounting frame is symmetrically and rotationally connected with two trundle assemblies, and the two trundle assemblies are fixedly connected with a seedling dividing assembly located in front of the mounting frame, so that the angle of the seedling dividing assembly can be automatically adjusted when the seedling dividing assembly encounters an undulating surface; a cutting knife assembly is arranged behind the dividing assembly, and the cutting knife assembly is arranged on the mounting frame to cut soybean plants. The adaptive capacity of the header to complex terrains is greatly improved, the problem that seedling dividing is difficult due to the fact that petioles of two rows of soybeans intersect is effectively solved, the phenomenon that the header is wound is reduced, in addition, after the seedling dividing assembly separates soybean plants, the cutter assembly can accurately cut the soybean plants, and the cutting efficiency is improved. The defect that the reel cannot be driven up due to rotation of the reel is overcome, and the soybean harvesting efficiency is improved.

This invention relates to the field of crop harvesting technology and discloses an anti-clogging header for a corn harvester, including a mounting frame. One end of the mounting frame has a discharge port on its outer surface, and a rotating guide rod is installed inside the mounting frame, with both ends of the guide rod penetrating the outer surface of the mounting frame. This anti-clogging header for a corn harvester utilizes a linkage transmission system consisting of a linkage chain, driven gear, central gear, material removal gear, material feeding gear, dynamic gear, and transmission belt to efficiently transmit power from the guide rod to various functional components below the header. A spring support rod is installed between the material feeding sprocket and the dynamic gear to apply dynamic tension to the transmission belt, effectively preventing slippage and slackness of the belt due to material entanglement or impact, ensuring transmission reliability, and enabling the orderly movement, guidance, and crushing of fed stalks, husks, and other materials, preventing their accumulation and entanglement in critical areas.

The application discloses a low-loss harvesting header of a corn harvester, which comprises a header support, a plurality of groups of cutting parts arranged horizontally at the front of the header support, guide walls arranged on the two sides of the cutting parts for guiding corn stalks to the corresponding cutting parts, corn blocking parts arranged on the two sides of a channel formed at the upper part of the cutting parts, an auger arranged horizontally at the end of the channel, a discharge port arranged at the rear side of one end of the auger, a pair of front movable wheels arranged at the two sides of the front of the header support, a pair of rear movable wheels arranged at the two sides of the rear of the header support, the rear movable wheels being arranged in abutment with the front part limiting structure of the main vehicle body of the harvester, the front movable wheels being connected to the header support through front lifting cylinders, the front movable wheels being supported on the ground and the lifting of the header support being adjusted by the extension and retraction of the front lifting cylinders so as to control the ground clearance and the relative angle of the header support. The application avoids the damage of the header support and the components thereon in a complex terrain environment, and the header support is more flexible in disassembly and assembly.

The application discloses a kind of alfalfa harvester inclination control method and device, including pump body support, upper connecting lever, connecting rod frame, inclination adjustment solenoid valve, header hinged frame, controller, header, header support frame, inclination adjustment hydraulic cylinder, lower connecting lever, profile gear, angle sensor and straight gear, the upper connecting lever is hinged with support by rivet, the connecting rod frame is hinged with upper connecting lever by rivet, the inclination adjustment solenoid valve is connected to the front end of the connecting rod frame by bolt, the header hinged frame is welded to the front end of the connecting rod frame, and the header support frame is hinged with header hinged frame by rivet.The application can realize real-time adjustment of header inclination, can compensate header inclination, ensure stubble height uniformity, simple structure, low cost, without increasing complex measuring equipment, only increase an angle sensor, combined with the controller of harvesting machinery itself can realize header inclination adjustment, algorithm model is accurate, simple, reliable.

The utility model discloses a forest header, relates to the field of harvesters, and solves the technical problems that an existing header is poor in rigid structure adaptation, weak in grabbing and easy to block, and scraps splash to hurt operators, the forest header comprises a support, and ground contour detection mechanisms are symmetrically arranged on the two sides of the support. The outer sides of the ground contour detection mechanisms on the two sides are each provided with two symmetrically-arranged feeding mechanisms, and a shrub lodging fork is fixedly arranged in the middle of the top of the support. Through the technical means of concentric shaft transmission, closed-loop synchronous control, symmetrical flow channel design and the like, the industrial pain points of low transmission efficiency, frequent material blockage, poor terrain adaptability and the like in the forest harvesting process are systematically solved, the comprehensive benefits of shrub harvesting operation can be remarkably improved, and the working efficiency is improved. The method is especially suitable for large-scale harvesting of biomass energy forests, ecological restoration engineering and other scenes.

The invention discloses a seed corn male parent silage harvesting device and a harvesting method.The harvesting device comprises a frame and a harvesting unit, the harvesting unit is connected with the frame, the harvesting unit is located at the foremost end of the frame in the advancing direction of the frame, and the harvesting unit is used for harvesting crops and conveying the harvested crops to a storage unit; the harvesting unit comprises a header assembly and a throwing assembly, the header assembly is used for cutting straw and conveying the cut straw into the throwing assembly, the throwing assembly comprises a throwing cylinder component and an image collecting component, the image collecting component is connected with the throwing cylinder component and located at the discharging end of the throwing cylinder component, and the image collecting component is located at the discharging end of the throwing cylinder component. The image acquisition component comprises an image collector and a dustproof component, the dustproof component comprises a rotating lens and a driving component, the rotating lens is located on the outer side of the image acquisition end of the image collector, and the driving component is used for driving the rotating lens to rotate. The harvester is suitable for silage harvesting of male parent plants in seed corn planting.

The utility model relates to a kind of low-angle off-row ear harvest header, characteristics are: header frame body includes stirrer installation left side plate, stirrer installation right side plate, ear picking mechanism fixed beam, ear cluster conveyor mechanism mounting frame, header hanger and oil cylinder fixed frame;Front ear picking mechanism uses the small row spacing ear picking mechanism of 300mm ear picking spacing, its rear end lower part is fixedly connected with ear picking mechanism fixed beam;The two ends of the stirrer shaft of middle transport stirrer are rotatably installed in the stirrer installation hole on stirrer installation left and right side plate, one end is power input end;Rear ear cluster conveyor mechanism uses chain group type conveying mechanism, and its front end upper portion has feed inlet, rear end has discharge port;Rear ear cluster conveyor mechanism is fixed in the rear lower side of ear cluster conveyor mechanism mounting frame, and is set in the interior of header hanger, and the feed inlet of rear ear cluster conveyor mechanism is aligned with the drop port on ear cluster conveyor mechanism mounting frame.This ear harvest header realizes low-angle off-row harvesting.

The utility model discloses an adjustable adaptive header connecting structure which comprises a fixing frame, and one end of the fixing frame is movably provided with a middle section connecting frame through a first pin shaft. A rectangular frame is movably mounted at one end of the middle-section connecting frame through a second pin shaft; when the header connecting structure is used, spring portions on the two Z-shaped frames are aligned to hook portions of a tractor, hooks of the tractor are inserted into the springs and the inserting holes, the middle connecting frame, the fixing frame and the rectangular frame can rotate, the header connecting structure can adapt to the hook portions of the tractor with different heights, the application range is wide, and the practicability is high. The angle between the header connected to the fixing frame and the ground is not affected, when the road surface is uneven and the two Z-shaped frames move up and down on the hook, the auxiliary rotating assembly makes contact with the hook part, the spring plays a buffering role, the two Z-shaped frames are prevented from directly colliding with the hook part, and the appearance quality of the Z-shaped frames and the hook is protected.

The invention provides an intelligent automatic green pepper harvesting device, which relates to the technical field of agricultural machinery and comprises an automatic harvesting vehicle, a cab is arranged on the left side above the automatic harvesting vehicle, a collecting box is arranged on the right side above the automatic harvesting vehicle, and a green pepper harvesting table is mounted in front of the automatic harvesting vehicle. A roller type conveying table is arranged behind the green pepper harvesting table, flexible clamping and guiding of green pepper fruit bodies are achieved through cooperation of a flexible silica gel baffle and a belt type clamping frame, direct rigid extrusion of a traditional rigid clamp is avoided, buffering protection is provided, a multi-stage flexible contact interface is jointly formed, and therefore the green pepper harvesting machine can be used for harvesting green peppers. The risk of skin abrasion or breakage caused by collision and extrusion in the initial picking stage of the green peppers is greatly reduced, and the problems that most picking parts are of rigid structures, lack of buffering in the fruit contact process, extremely prone to extrusion breakage or skin abrasion of the green peppers, serious influence on the appearance of commodities, shortening of the storage period and poor picking effect are solved. And direct economic loss is brought to planters.

The utility model discloses a chain cutter header device and a silage harvester, comprising a chain plate, the chain plate comprises: a frame used as a structural support; the chain cutter assembly is arranged on the rack and used for being driven to cut the silage crops; the driving device is used for providing power; the transmission mechanism is arranged between the driving device and the chain cutter assembly and used for being driven by the driving device to drive the chain cutter assembly to act; the transmission mechanism comprises a driving wheel, a driven wheel and a tensioning mechanism, wherein the driving wheel and the driven wheel are arranged on the rack, and the tensioning mechanism is connected to the rack and the driven wheel and used for adjusting the position of the driven wheel.

The application discloses a corn harvester header automatic alignment device, comprising a harvester main vehicle body and a header, the harvester main vehicle body and the header are detachably assembled and used, a sensor for detecting whether there is a stem in front is arranged on the most two sides of the front guide wall of the header, a pair of movable wheels are arranged at the rear of the header, a alignment mechanism for placing and limiting the movable wheels is arranged at the front of the harvester main vehicle body, the alignment mechanism comprises an adjusting belt and a driving motor, the adjusting belt is horizontally arranged and is controlled to start and stop by the driving motor, and the horizontal operation is carried out, the header is placed on the adjusting belt through the movable wheels and is connected with the harvester main vehicle body, the sensor is connected with the driving motor in signal connection to control starting and stopping, and then alignment operation is carried out. Through the arrangement of the alignment mechanism and the sensor, the header horizontal position is automatically detected and adjusted before corn plant harvesting, the adjusting efficiency is improved, and the harvesting efficiency is ensured.

A device configured to be connected to a machine that is movable over a ground surface, the device comprising: a variable bridge, said variable bridge defining an elongated axis, wherein said variable bridge is movable, in a translation movement, in a vertical axis and is movable in a rotational movement around the vertical axis, the vertical axis is orthogonal to the elongated axis, said variable bridge comprising a core segment and two extension segments, each of said two extension segments is connected to said core segment at an end of said core segment by a joint enabling rotation movement of a corresponding extension segment; two moveable heads mounted on said variable bridge, each of which is mounted on a different extension segment. The device is configured to be permanently attached to said machine, or attachable to and detachable from said machine.

The invention provides a rape harvesting header which comprises a header mechanism and an adjusting mechanism, the header mechanism comprises a header body, a vertical cutting knife assembly, a transverse cutting knife assembly, a seedling dividing assembly and a seedling pulling assembly, and the adjusting mechanism comprises a driving mechanism, a first connecting assembly and a second connecting assembly. The connecting end of the driving mechanism is used for being hinged to a lifting groove of a conveying vehicle, the telescopic end of the driving mechanism is hinged to the header body, and the telescopic end of the driving mechanism is telescopically arranged so as to drive the header mechanism to be rotatably arranged around the hinge point between the first connecting assembly and the second connecting assembly. The adjusting mechanism is linked with the driving mechanism through the hinge structure, on the basis that the lifting groove lifts and adjusts the height of the header from the ground, flexible adjustment of the angle of the header is achieved, the stability of the relative position of the header and the ground under the complex terrain is guaranteed from the structural level, basic support is provided for efficient operation of subsequent functional assemblies, and the working efficiency is improved. And the continuity and the adaptability of the whole machine operation are obviously improved.

The invention discloses a castor harvesting header with a self-resetting damping device, which comprises a header frame body, two groups of shifting chain mechanisms, a cutter mechanism and the self-resetting damping device, and a shifting channel is formed between the two groups of shifting chain mechanisms; the two groups of self-resetting damping devices are respectively arranged on the front sides of the two groups of shifting finger chain mechanisms; the self-resetting vibration damping device comprises a self-resetting elastic damper, a flexible supporting wheel and a one-way mechanism; the rear end of the self-resetting elastic damper is connected with the header frame body, and the flexible supporting wheel is connected with the other end of the self-resetting elastic damper through a one-way mechanism; the flexible supporting wheel is provided with a plurality of tooth parts which are distributed in a circumferential array mode, and each tooth part is provided with a working edge which is steep relative to the circumferential direction and a smooth edge which is smooth relative to the circumferential direction. By arranging the self-resetting damping device, impact force caused by advancing of the machine can be reduced, a supporting and buffering effect can be achieved in the stalk cutting process, castor capsules are prevented from shaking and falling off due to shaking of stalks, and harvesting loss is effectively reduced.

The utility model provides a knife roll and a knife roll device. A knife roll comprises a left side casting knife roll and a right side casting knife roll, the left side casting knife roll and the right side casting knife roll are each of an integrated casting structure of a movable knife holder and a knife roll body, and the left side casting knife roll and the right side casting knife roll are split type knife rolls respectively. And the left side cast knife roll and the right side cast knife roll are coaxially connected to form a chopping roll. In combination with a casting process and analysis of casting feasibility, from the perspective of the casting process, separated from an integrated casting scheme which cannot be cast, split type knife roll casting is adopted and is divided into left and right side knife roll casting, and the left and right side knife rolls adopt knife holder and roll body integrated casting, so that the problem that the welding precision of the movable knife holder cannot be guaranteed is solved; the problem that the machining and manufacturing cost of the knife roll is high is solved. The machining and manufacturing cost is reduced, the machining and assembling precision is guaranteed, and the defects caused by the manufacturing and machining technology are overcome.

The present application relates to the field of agricultural machinery technology, and provides a header transmission system, a corn harvester header and a corn harvester, wherein the hydraulic drive unit of the transmission system is used for being directly or indirectly connected with the power output end of the engine; the power input end of the main gear box is connected with the power output end of the hydraulic drive unit, the main gear box has at least two power output ends; at least two transmission shafts and at least two sub gear boxes, one end of each transmission shaft is connected with one power output end of the main gear box, and the other end of each transmission shaft is connected with the input end of one sub gear box, and the sub gear box is used for transmitting power to different working components. The present application can meet the driving requirements of high-speed components such as the field chopper and the chopper, and the transmission is more stable and reliable, and can meet the actual use requirements in terms of noise control, speed matching, space arrangement and the like.

The invention provides a header which comprises a header frame, an auger, a cutting knife and a profiling assembly, the profiling assembly is fixed to the bottom of the header frame, fluctuates close to the ground and adapts to field height changes, a profiling unit is arranged in the width direction of the header, and the profiling unit comprises a sliding plate with the front end fixed to a knife beam. The sliding plate comprises an arc-shaped part attached to the ground and a straight part used for being connected with the cutter beam, the swing arm is arranged at the bottom of the header in the front-back direction of the header, the first spring plate is arranged above the sliding plate, the second spring plate is arranged below the first spring plate, and the first spring plate and the second spring plate are arranged above the swing arm. The first spring plate and the second spring plate form a clamping cavity, and the front end of the header bottom plate is movably embedded into the clamping cavity. According to the header and the harvester provided by the invention, the angle of the cutter attached to the ground can be modularly adjusted in the width direction of the header, the conditions that the header shovels soil and crops are not harvested are avoided, the service life of the header and the harvester can be prolonged, and the operation quality of the harvester is improved.

The utility model discloses a kind of shrub harvesting header devices, comprising: header body;A pair of cutters, a pair of cutters are symmetrically installed in header body, cutter includes vertically arranged saw disc drive shaft, saw disc device is installed in the lower end of saw disc drive shaft, saw disc driving wheel is installed on the upper end of saw disc drive shaft, left and right saw disc device is formed by overlapping area by staggered section upper and lower intersection;Primary feeding mechanism, including a pair of raking roller that left and right symmetry is set, staggered installation between the adjacent raking blade of cutter;Secondary feeding mechanism is set to the rear side of primary feeding mechanism, including a pair of feeding roller that left and right symmetry is set;The shrub harvesting header device of the utility model is through primary feeding mechanism and secondary feeding mechanism, improves feeding efficiency, can prevent uneven feeding and header blockage, left and right saw disc device is formed by overlapping area by staggered section upper and lower intersection, can realize dead angle cutting in cutting area.

This invention provides a method and system for online detection of stubble height and dynamic control of the header in ratooning rice, as well as a harvester, comprising the following steps: acquiring an image of the crop in front using an image sensor installed at the front end of the harvester's header, simultaneously acquiring the harvester's attitude data and the physical height data of the header; processing the image to identify and acquire root feature points and key stem node feature points of the rice plant; calculating the absolute height of the key stem node relative to the ground based on the root feature points, key stem node feature points, attitude data, and image sensor parameters; determining the target header height according to the absolute height relative to the ground and preset agronomic stubble requirements; and controlling the raising and lowering of the header based on the deviation between the target header height and the current header height. This invention enables real-time and accurate identification of the biological characteristics of ratooning rice, height calculation based on multi-sensor fusion, and adaptive dynamic control of the header, with high accuracy and robustness, improving the accuracy of stubble retention in ratooning rice.

The application provides an auxiliary positioning system and a profiling cutterbar, and belongs to the technical field of agricultural machinery, and comprises a connecting rod type profiling device, a floating tension spring adjusting device, an auxiliary positioning system, a cutter angle self-adaptive adjusting device and a drag reduction sliding shoe device. The application can realize self-adaptive floating profiling and automatic positioning of the cutterbar to the ground, has a cutter inclination angle self-adaptive adjusting function, can realize the ground profiling of the existing alfalfa harvester cutterbar, solves the problems of cutter entering the soil, uneven stubble, large power consumption and poor feed quality during the operation of the harvester, and saves the cost. The connecting rod type profiling cutterbar utilizes the kinematic characteristics of the connecting rod mechanism, is beneficial to the ground following profiling and positioning of the cutterbar, reduces the forward resistance, can reduce the cutting height, reduce the crop loss, ensure the stability of the cutting height, prevent the cutter from touching the soil, and improve the adaptability of the mower to the operation terrain.

The invention discloses a transmission folding header adaptive to a wide-body harvester, which belongs to the technical field of agricultural machinery and comprises a header main body structure, an exclusive transmission system, header pusher front and rear hanger plate structures, a box body cover plate fixing plate structure, a header folding hinge fixing frame structure, a folding header hydraulic control valve group structure and a folding hinge shaft. A header main body is in a layout of a middle fixed section and folding sections on the two sides, an exclusive transmission system adopts structures such as an inner insertion type universal fork shaft and a compression type universal joint to optimize a transmission gap, a front hanger plate and a rear hanger plate of a pusher make up a conveying space on the upper portion of an auger, and a box body cover plate fixing plate moves through a hinge shaft to avoid structural interference. The folding hinge fixing frame realizes uniform distribution of folding force and expands an auxiliary function, and the hydraulic control valve group is modularly integrated and optimizes oil path layout. The problems that a wide-body harvester header is small in transmission gap, blocked in crop conveying, large in structural interference, unstable in folding, poor in hydraulic control reliability and the like are solved, interference-free transmission, efficient conveying, stable folding and safe control of a nine-ridge header are achieved, the matched structure can be matched with multi-model multi-ridge-number headers, and practicability and generalization performance are high.

The technical scheme of the utility model discloses a forage grass picking header. The forage grass picking header comprises an upper frame, a hanging frame, a gear shifting gearbox, a left auger connecting plate, a right auger connecting plate, a feeding auger, a picking frame body, a rubber damping unit, an elastic tooth structure and a profiling wheel. The hooking frame is hinged to the upper frame, a gear shifting gearbox is fixed to the left side of the upper frame and hinged to a left auger connecting plate through a shell of an output shaft on the gear shifting gearbox, the right side of the upper frame is hinged to a right auger connecting plate through an upper frame connecting shaft, and the left side and the right side of the picking frame body are fixed to the upper frame through rubber damping units. The elastic tooth structure is mounted on the picking frame body; the profiling wheel is connected to the swing arm in a sliding mode, and the swing arm is hinged to the picking frame body through a connecting rod assembly. Left-right rotation of the two profiling wheels is achieved through a connecting structure of the left profiling wheel and the right profiling wheel, the upper frame is connected with the picking frame body through the rubber vibration reduction unit, and the good vibration reduction effect is achieved when the bottom face is uneven.

The utility model belongs to the technical field of agricultural machinery, and particularly belongs to a unit group three-section split type coarse cereal header which comprises a header main frame, and an ear picking box mounting part is arranged on the front side of the header main frame; a plurality of through ear picking box bolt holes are formed in the ear picking box; a plurality of ear picking boxes are detachably mounted on the front side of the ear picking box mounting part; the header main frame is in transmission connection with the ear picking box on the outermost side, and the ear picking boxes are in transmission connection; corresponding split ear picking frames are respectively mounted on the ear picking boxes; according to the split type ear picking frame, the ear picking box is installed on the ear picking box installation part through bolts. According to the utility model, the through holes are formed in the ear picking box, so that the ear picking box and the split ear picking frame can be mounted together; the header can be disassembled into the header main frame, the ear picking box and the split ear picking frame, and the effect of rapid disassembly and assembly is achieved.

The application provides a kind of improved regeneration rice yield per mu agricultural machinery and agronomy fusion mechanized planting, management and harvesting method, comprising the following steps: seed pretreatment;Sowing seedling;Wide and narrow row interplanting is carried out using wide and narrow row interplanting machine;When harvesting first season rice, wide cutterbar narrow track regeneration rice combine harvester is used for harvesting;The track of the wide cutterbar narrow track regeneration rice combine harvester is located in the ridge;When harvesting season rice, wide cutterbar narrow track regeneration rice combine harvester is used for harvesting;The working wheel distance of the wide and narrow row interplanting machine, the working wheel distance of high ground clearance plant protection machine, the working wheel distance of row intercultivation weeder and the track gauge of the wide cutterbar narrow track regeneration rice combine harvester are the same;The application can reduce the rolling rate of regeneration rice during interplanting to harvesting period, while improving the dormancy bud germination rate of regeneration rice.